⚛️ Category

quant-ph

6843 papers

Quantum physics explores the strange and often counterintuitive rules that govern the universe at its smallest scales. This field investigates how particles like electrons and photons behave in ways that defy our everyday intuition, forming the backbone of modern technologies from lasers to future quantum computers. While the mathematics can be daunting, the core ideas promise to revolutionize how we understand reality and process information.

At Gist.Science, we make these complex discoveries accessible to everyone. We systematically process every new preprint published in the Quant-Ph category on arXiv, transforming dense academic papers into clear, plain-language explanations alongside detailed technical summaries. Whether you are a seasoned researcher or a curious reader, our goal is to bridge the gap between cutting-edge theory and human understanding.

Below are the latest papers in quantum physics, distilled to help you grasp the newest breakthroughs without getting lost in the jargon.

⚛️ quantum physics

Quantum-Inspired Hamiltonian Feature Extraction for ADMET Prediction: A Simulation Study

This simulation study presents a quantum-inspired Hamiltonian feature extraction method for ADMET prediction that uses mutual information to guide entanglement, achieving state-of-the-art performance on CYP3A4 substrate prediction and improving over classical baselines on 8 out of 10 benchmarks, with results showing that quantum-derived features contribute disproportionately to model importance despite comprising only 1.6% of features.

B. Maurice Benson, Kendall Byler, Anna Petroff, Shahar Keinan, William J Shipman2026-03-03
⚛️ quantum physics

Witnesses of non-Gaussian features as lower bounds of stellar rank

This study demonstrates that experimentally accessible witnesses of non-Gaussian features based on statistical moments provide rigorous lower bounds on stellar rank through a consistent hierarchy of thresholds, bridging the gap between abstract hierarchical measures and scalable experimental certification of quantum states.

Jan Provazník, Šimon Bräuer, Vojtěch Kala, Jaromír Fiurášek, Petr Marek2026-03-03
⚛️ quantum physics

Simultaneous anti-bunched and super-bunched photons from a GaAs Quantum dot in a dielectric metasurface

This study demonstrates that embedding a single GaAs quantum dot in a dielectric metasurface enables simultaneous anti-bunched and super-bunched photon emission from neutral and charged exciton complexes, respectively, by enhancing weak charged exciton transitions to achieve comparable count rates.

Sanghyeok Park, Oleg Mitrofanov, Kusal M. Abeywickrama, Samuel Prescott, Jaeyeon Yu, Stephanie C Malek, Hyunseung Jung (…)2026-03-03
⚛️ quantum physics

Recovery-Induced Erasure Attack on QKD Systems

This paper experimentally demonstrates a novel Quantum Key Distribution attack, termed Recovery-Induced Erasure (RIE), which exploits the count-rate-dependent recovery dynamics of single-photon detectors to covertly convert detection errors into erasures, thereby suppressing the observed quantum bit error rate below the protocol's abort threshold.

Hashir Kuniyil, Asad Ali, Syed M. Arslan, Muhammad Talha Rahim, Artur Czerwinski, Saif Al Kuwari2026-03-03✓ Author reviewed ⓘ
⚛️ quantum physics

Quantum Theory of Functionally Graded Materials

Addressing the breakdown of Bloch's theorem in spatially varying composites, this paper establishes a foundational ab initio quantum theoretical framework for functionally graded materials that derives effective field equations for modulated Bloch states, revealing non-tensorial electromagnetic properties and enabling the predictive design of optimized electronic devices such as graded p-n junctions.

Michael J. Landry, Ryotaro Okabe, Chuliang Fu, Mingda Li2026-03-03✓ Author reviewed ⓘ
⚛️ quantum physics

Photonic hyperentanglement in polarisation and frequency via joint spectrum shaping

This paper demonstrates a single-pass, unfiltered source of hyperentangled photon pairs in polarization and frequency-bin degrees of freedom at telecom wavelengths, achieved by optically tailoring the joint spectral amplitude via pump and nonlinearity shaping to enable tunable state dimensions with high fidelities.

Tommaso Faleo, Fabian Steinhauser, Gregor Weihs, Stefan Frick, Robert Keil2026-03-03